package DesignPatern.A19_访问者模式.QSB.A02_抽象模式;

/**
 * @Author: Du
 * @Date: 2021/8/6 8:10
 */
public interface IVisitor
{
    public void visit(ConcreteElement1 c1);
    
    public void visit(ConcreteElement2 c2);
}
